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A189873 as a simple table

na(n)
11
20
30
40
50
60
70
80
90
104
1156
1218
13116
14112
15408
16916
172400
187228
1927368
20111478
21445644
221674860
237624368
2438737270
25178933064

[1,0,0,0,0,0,0,0,0,4,56,18,116,112,408,916,2400,
 7228,27368,111478,445644,1674860,7624368,38737270,
 178933064]